EDTA disodium salt dihydrate 99.0-101.0%, Ultrapure for molecular biology
Supplier: Thermo Fisher Scientific
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Warning
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Synonyms:
Ethylenediaminetetraacetic acid, disodium salt, dihydrate, Ethylenediaminetetraacetic acid disodium salt dihydrate, Kestranal® 2S dihydrate, Disodium dihydrogen ethylenediaminetetraacetate dihydrate, Ethylenedinitrilotetra-acetic acid disodium salt dihydrate, Ethylenediaminetetraacetic acid disodium dihydrate, Titriplex III, Ethylenediaminetetra-acetic acid disodium salt dihydrate, Kestranal® 2S 2 H2O, Sequestrene Na₂, Edetate disodium dihydrate, Edetic acid disodium salt dihydrate
Chelating agent used in many enzyme buffers and as an enzyme inactivator at high concentrations.
Formula:
C₁₀H₁₄N₂Na₂O₈·2H₂O MW: 372.24 g/mol Melting Pt: 255 (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00150037 CAS Number: 6381-92-6 EINECS: 205-358-3 Merck Index: 13,03543 |
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Specification Test Results
Assay (unspecified) | 99.0 - 101.0% |
Assay (unspecified - Absorbance (260 nm, 0.1 M, 1 cm)) | ≤0.2 |
Assay (unspecified - Absorbance (280 nm, 0.1 M, 1 cm)) | ≤0.05 |
Impurity Content, Nitrotriacetic Acid | ≤0.1% |
Insoluble Material | ≤0.005% |
pH (5%, H₂O) | 4.0 - 6.0 |
Arsenic (As) | ≤1 ppm |
Calcium (Ca) | Passes Test |
Heavy Metals (Pb) | <0.005% |
Iron (Fe) | ≤0.01% |
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